Home / 75,081.33-103,649.67-43,244.10

Finding the Fourth Proportional to 75,081.33, 103,649.67 and 43,244.10

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Solution

The fourth proportional to 75,081.33, 103,649.67 and 43,244.10 is: 59,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,081.33 : 103,649.67 = 43,244.10 : x
  2. Step 2: Convert to fraction form
    75,081.33/103,649.67 = 43,244.10/x
  3. Step 3: Cross multiply
    75,081.33x = 103,649.67 × 43,244.10
  4. Step 4: Simplify right side
    75,081.33x = 4,482,236,694.45
  5. Step 5: Solve for x
    x = 4,482,236,694.45/75,081.33
  6. Step 6: Final answer
    x = 59,698.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.